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https://github.com/pezkuwichain/pezkuwi-subxt.git
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Cecile Tonglet
54 lines
1.8 KiB
Rust
54 lines
1.8 KiB
Rust
// Copyright 2017-2020 Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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// Polkadot is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Polkadot is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
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//! Polkadot Client meta trait
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use sp_api::{ProvideRuntimeApi, ConstructRuntimeApi, CallApiAt};
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use sp_blockchain::HeaderBackend;
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use sp_runtime::traits::Block as BlockT;
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use sc_client_api::{Backend as BackendT, BlockchainEvents};
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/// Polkadot client abstraction, this super trait only pulls in functionality required for
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/// polkadot internal crates like polkadot-collator.
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pub trait PolkadotClient<Block, Backend, Runtime>:
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BlockchainEvents<Block> + Sized + Send + Sync
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+ ProvideRuntimeApi<Block, Api = Runtime::RuntimeApi>
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+ HeaderBackend<Block>
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+ CallApiAt<
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Block,
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Error = sp_blockchain::Error,
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StateBackend = Backend ::State
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>
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where
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Block: BlockT,
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Backend: BackendT<Block>,
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Runtime: ConstructRuntimeApi<Block, Self>
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{}
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impl<Block, Backend, Runtime, Client> PolkadotClient<Block, Backend, Runtime> for Client
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where
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Block: BlockT,
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Runtime: ConstructRuntimeApi<Block, Self>,
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Backend: BackendT<Block>,
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Client: BlockchainEvents<Block> + ProvideRuntimeApi<Block, Api = Runtime::RuntimeApi> + HeaderBackend<Block>
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+ Sized + Send + Sync
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+ CallApiAt<
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Block,
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Error = sp_blockchain::Error,
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StateBackend = Backend ::State
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>
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{}
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